[Asterisk-Dev] SIP transfer using the REFER method according to RFC3515

[Olle E Johansson]

Lea wrote:
> The function sip_transfer (see below) apparently uses the 
> transmit_refer function to transfer SIP calls after they have 
> been answered, using the REFER method according to RFC-3515.
> However no REFER requests are evident in SIP debug output when 
> Asterisk transfers calls.  Why?
> 
> Maybe this function is not used at all or depends on come conf 
> setting...

We only issue an outbound REFER by you using the transfer() application 
in the dial plan.

/O